21032415040

Names of 21032415040

• Cardinal: 21032415040 can be written as Twenty-one billion, thirty-two million, four hundred fifteen thousand and forty.

Scientific notation

• Scientific notation: 2.103241504 × 10¹⁰

Factors of 21032415040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7964

Divisors of 21032415040

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 130 140 160 169 182 196 208 224 245 260 280 320 338 364 392 416 448 455 490 520 560 637 676 728 784 832 845 910 980 1040 1120 1183 1274 1352 1456 1568 1690 1820 1960 2080 2240 2366 2548 2704 2912 3136 3185 3380 3640 3920 4160 4732 5096 5408 5824 5915 6370 6760 7280 7840 7937 8281 9464 10192 10816 11830 12740 13520 14560 15680 15874 16562 18928 20384 23660 25480 27040 29120 31748 33124 37856 39685 40768 41405 47320 50960 54080 55559 63496 66248 75712 79370 82810 94640 101920 103181 111118 126992 132496 158740 165620 189280 203840 206362 222236 253984 264992 277795 317480 331240 378560 388913 412724 444472 507968 515905 529984 555590 634960 662480 722267 777826 825448 888944 1031810 1111180 1269920 1324960 1341353 1444534 1555652 1650896 1777888 1944565 2063620 2222360 2539840 2649920 2682706 2889068 3111304 3301792 3555776 3611335 3889130 4127240 4444720 5055869 5365412 5778136 6222608 6603584 6706765 7222670 7778260 8254480 8889440 9389471 10111738 10730824 11556272 12445216 13413530 14445340 15556520 16508960 17778880 18778942 20223476 21461648 23112544 24890432 25279345 26827060 28890680 31113040 33017920 37557884 40446952 42923296 46225088 46947355 50558690 53654120 57781360 62226080 65726297 75115768 80893904 85846592 93894710 101117380 107308240 115562720 124452160 131452594 150231536 161787808 187789420 202234760 214616480 231125440 262905188 300463072 323575616 328631485 375578840 404469520 429232960 525810376 600926144 657262970 751157680 808939040 1051620752 1314525940 1502315360 1617878080 2103241504 2629051880 3004630720 4206483008 5258103760 10516207520 21032415040
• Sum of all divisors σ(n): 63094573836
• Sum of proper divisors (its aliquot sum) s(n): 42062158796
• 21032415040 is an abundant number, because the sum of its proper divisors (42062158796) is greater than itself. Its abundance is 21029743756

Bases of 21032415040

• Binary: 10011100101101000010010111101000000₂
• Hexadecimal: 0x4E5A12F40
• Base-36: 9NU5NB4

Squares and roots of 21032415040

• 21032415040 squared (21032415040²) is 442362482414818201600
• 21032415040 cubed (21032415040³) is 9303951328273157862197592064000
• The square root of 21032415040 is 145025.5668494353
• The cube root of 21032415040 is 2760.3429805511

Scales and comparisons

• 21,032,415,040 seconds is equal to 668 years, 39 weeks, 5 days, 17 hours, 30 minutes, 40 seconds.
• To count from 1 to 21,032,415,040 would take you about one thousand, three hundred thirty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21032415040 cubic inches would be around 230 feet tall.

Recreational maths with 21032415040

• 21032415040 backwards is 04051423012
• The number of decimal digits it has is: 11
• The sum of 21032415040's digits is 22
• More coming soon!